diff --git a/src/WMS.Web.Domain/Entitys/SerialNumbers.cs b/src/WMS.Web.Domain/Entitys/SerialNumbers.cs
index a721bbf8..915c6b76 100644
--- a/src/WMS.Web.Domain/Entitys/SerialNumbers.cs
+++ b/src/WMS.Web.Domain/Entitys/SerialNumbers.cs
@@ -146,6 +146,7 @@ namespace WMS.Web.Domain.Entitys
         public void InStock(string inStockBillNo, InstockType type)
         {
             this.IsActivate = true;
+            this.IsDelete = false;
             if (type == InstockType.Purchase)
             {
                 this.PurchaseBillNo = inStockBillNo;